Home / 8,268.30-12,402.19-2,028.33

Finding the Fourth Proportional to 8,268.30, 12,402.19 and 2,028.33

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Solution

The fourth proportional to 8,268.30, 12,402.19 and 2,028.33 is: 3,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.30 : 12,402.19 = 2,028.33 : x
  2. Step 2: Convert to fraction form
    8,268.30/12,402.19 = 2,028.33/x
  3. Step 3: Cross multiply
    8,268.30x = 12,402.19 × 2,028.33
  4. Step 4: Simplify right side
    8,268.30x = 25,155,723.90
  5. Step 5: Solve for x
    x = 25,155,723.90/8,268.30
  6. Step 6: Final answer
    x = 3,042.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.